Audio intercom KNZD-30-2IPIL

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Emergency Intercom As a professional Emergency Intercom factory, we provide different kind of Emergency Intercom,Metro telephone,outdoor emergency telephone and export to 130 countries. The Most Professional Emergency Intercom Manufacture in Asia! We are the manufacturer of Handfree telephone intelligent audio digital doorphone intercom With POE power supply electrical equipment in hazardous areas. KNZD-30 Emergency Intercom We are the manufacturer of Handfree telephone intelligent audio digital doorphone intercom With POE power supply electrical equipment in hazardous areas.The emergency intercom only can only make voice calls.The voip intercom can make a video calls. DESCRIPTION ITEM 1. Stainless steel 304 body, vandal & tamper-resistant hardware, easy Installation. 2. Waterproof rating IP55 dust proof. 3. Support induction loop.(optional) 4. Hands-free button, double loudspeaker. 5. Lightening protection to ITU-T recommendation K.21. 6. POE power supply or DC12V. 7. Temperature range from -40 degree to +70 degree. 8. Support echo cancellation. 9. Remote software upgrade, configuration and monitoring. 10. Optional 7 minute time out to release the line if the handset is left off hook. This function upon buyer’s requirement). 11. The housing covered with a layer of reflective label for easy identification at night.Optional 12. Application: Tunnel, metro, railway, LRT, speedway, marine, ship,offshore, mine, power plant, bridge etc.